159  
CDUS45 KRIW 020745  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
145 AM MDT FRI JUN 02 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 1 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 4:58 PM 95 2020 76 6 68  
MINIMUM 48 5:04 AM 36 2022 49 -1 36  
AVERAGE 65 63 2 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.35 2018 0.06 -0.03 0.00  
MONTH TO DATE 0.03 0.06 -0.03 0.00  
SINCE JUN 1 0.03 0.06 -0.03 0.00  
SINCE JAN 1 1.24 2.41 -1.17 2.76  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 13  
MONTH TO DATE 0 4 -4 13  
SINCE JUN 1 0 4 -4 13  
SINCE JUL 1 7692 7489 203 7235  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 0 2 -2 0  
SINCE JUN 1 0 2 -2 0  
SINCE JAN 1 33 26 7 6    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 5:00 AM  
LOWEST 21 3:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 92 2006  
MINIMUM TEMPERATURE (F) 50 39 2005  
 
SUNRISE AND SUNSET  
JUNE 2 2023..........SUNRISE 5:30 AM MDT SUNSET 8:51 PM MDT  
JUNE 3 2023..........SUNRISE 5:30 AM MDT SUNSET 8:52 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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